Blackfin: bf527-sdp: new board port

Support for the Blackfin System Development Platform (SDP) base module.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

6 files changed, 245 insertions, 0 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 2cf29dd..b0cc825 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -993,6 +993,7 @@ Blackfin Team <u-boot-devel@blackfin.uclinux.org>
 	BF526-EZBRD	BF526
 	BF527-EZKIT	BF527
 	BF527-EZKIT-V2	BF527
+	BF527-SDP	BF527
 	BF533-EZKIT	BF533
 	BF533-STAMP	BF533
 	BF537-PNAV	BF537
diff --git a/board/bf527-sdp/Makefile b/board/bf527-sdp/Makefile
new file mode 100644
index 0000000..f2bd2c2
--- /dev/null
+++ b/board/bf527-sdp/Makefile
@@ -0,0 +1,54 @@
+#
+# U-boot - Makefile
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+COBJS-y	:= $(BOARD).o
+
+SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS-y))
+SOBJS	:= $(addprefix $(obj),$(SOBJS-y))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/bf527-sdp/bf527-sdp.c b/board/bf527-sdp/bf527-sdp.c
new file mode 100644
index 0000000..504869d
--- /dev/null
+++ b/board/bf527-sdp/bf527-sdp.c
@@ -0,0 +1,32 @@
+/*
+ * U-boot - main board file
+ *
+ * Copyright (c) 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/mach-common/bits/pll.h>
+
+int checkboard(void)
+{
+	printf("Board: ADI BF527 SDP board\n");
+	printf("       Support: http://blackfin.uclinux.org/\n");
+
+	/* Enable access to parallel flash */
+	gpio_request(GPIO_PG0, "parallel-flash");
+	gpio_direction_output(GPIO_PG0, 0);
+
+	return 0;
+}
+
+int misc_init_r(void)
+{
+	/* CLKIN Buffer Output Enable */
+	bfin_write_VR_CTL(bfin_read_VR_CTL() | CLKBUFOE);
+
+	return 0;
+}
diff --git a/board/bf527-sdp/config.mk b/board/bf527-sdp/config.mk
new file mode 100644
index 0000000..744e7a5
--- /dev/null
+++ b/board/bf527-sdp/config.mk
@@ -0,0 +1,36 @@
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (C) Copyright 2001
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
+
+CONFIG_BFIN_CPU = bf527-0.2
+
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
+# Set some default LDR flags based on boot mode.
+LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 6
+LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/boards.cfg b/boards.cfg
index 02eb153..8689ba4 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -283,6 +283,7 @@ bf518f-ezbrd	blackfin	blackfin
 bf526-ezbrd	blackfin	blackfin
 bf527-ad7160-eval blackfin	blackfin
 bf527-ezkit	blackfin	blackfin
+bf527-sdp	blackfin	blackfin
 bf533-ezkit	blackfin	blackfin
 bf533-stamp	blackfin	blackfin
 bf537-minotaur	blackfin	blackfin
diff --git a/include/configs/bf527-sdp.h b/include/configs/bf527-sdp.h
new file mode 100644
index 0000000..3582846
--- /dev/null
+++ b/include/configs/bf527-sdp.h
@@ -0,0 +1,121 @@
+/*
+ * U-boot - Configuration file for BF527 SDP board
+ */
+
+#ifndef __CONFIG_BF527_SDP_H__
+#define __CONFIG_BF527_SDP_H__
+
+#include <asm/config-pre.h>
+
+
+/*
+ * Processor Settings
+ */
+#define CONFIG_BFIN_BOOT_MODE       BFIN_BOOT_PARA
+
+
+/*
+ * Clock Settings
+ *	CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
+ *	SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
+ */
+/* CONFIG_CLKIN_HZ is any value in Hz					*/
+#define CONFIG_CLKIN_HZ			24000000
+/* CLKIN_HALF controls the DF bit in PLL_CTL      0 = CLKIN		*/
+/*                                                1 = CLKIN / 2		*/
+#define CONFIG_CLKIN_HALF		0
+/* PLL_BYPASS controls the BYPASS bit in PLL_CTL  0 = do not bypass	*/
+/*                                                1 = bypass PLL	*/
+#define CONFIG_PLL_BYPASS		0
+/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL		*/
+/* Values can range from 0-63 (where 0 means 64)			*/
+#define CONFIG_VCO_MULT			25
+/* CCLK_DIV controls the core clock divider				*/
+/* Values can be 1, 2, 4, or 8 ONLY					*/
+#define CONFIG_CCLK_DIV			1
+/* SCLK_DIV controls the system clock divider				*/
+/* Values can range from 1-15						*/
+#define CONFIG_SCLK_DIV			5
+
+#define CONFIG_PLL_LOCKCNT_VAL	0x0200
+#define CONFIG_PLL_CTL_VAL		0x2a00
+#define CONFIG_VR_CTL_VAL		0x7090
+
+
+/*
+ * Memory Settings
+ */
+#define CONFIG_MEM_ADD_WDTH	9
+#define CONFIG_MEM_SIZE		32
+
+#define CONFIG_EBIU_SDRRC_VAL	0x00FE
+#define CONFIG_EBIU_SDGCTL_VAL	0x8011998d
+
+#define CONFIG_EBIU_AMGCTL_VAL	(AMCKEN | AMBEN_ALL)
+#define CONFIG_EBIU_AMBCTL0_VAL	(B1WAT_15 | B1RAT_15 | B1HT_3 | B1RDYPOL | B0WAT_15 | B0RAT_15 | B0HT_3 | B0RDYPOL)
+#define CONFIG_EBIU_AMBCTL1_VAL	(B3WAT_15 | B3RAT_15 | B3HT_3 | B3RDYPOL | B2WAT_15 | B2RAT_15 | B2HT_3 | B2RDYPOL)
+
+#define CONFIG_SYS_MONITOR_LEN	(768 * 1024)
+#define CONFIG_SYS_MALLOC_LEN	(640 * 1024)
+
+
+/*
+ * Flash Settings
+ */
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_BASE		0x20000000
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_FLASH_PROTECTION
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	259
+
+
+/*
+ * SPI Settings
+ */
+#define CONFIG_BFIN_SPI
+#define CONFIG_ENV_SPI_MAX_HZ	30000000
+#define CONFIG_SF_DEFAULT_SPEED	30000000
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_ALL
+
+
+/*
+ * Env Storage Settings
+ */
+#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_OFFSET	0x10000
+#define CONFIG_ENV_SIZE		0x2000
+#define CONFIG_ENV_SECT_SIZE	0x10000
+#define CONFIG_ENV_IS_EMBEDDED_IN_LDR
+#else
+#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_OFFSET	0x4000
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET)
+#define CONFIG_ENV_SIZE		0x2000
+#define CONFIG_ENV_SECT_SIZE	0x2000
+#define CONFIG_ENV_IS_EMBEDDED_IN_LDR
+#endif
+
+
+/*
+ * I2C Settings
+ */
+#define CONFIG_BFIN_TWI_I2C	1
+#define CONFIG_HARD_I2C		1
+
+
+/*
+ * Misc Settings
+ */
+#define CONFIG_MISC_INIT_R
+#define CONFIG_UART_CONSOLE	0
+
+
+/*
+ * Pull in common ADI header for remaining command/environment setup
+ */
+#include <configs/bfin_adi_common.h>
+
+#endif